One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,4,5)(3,6,7,8)(17,18,21,25)(19,24,27,22)(20,28,30,31)(23,29,32,26)(2,5)(3,7)(9,10)(11,15)(12,14)(13,16)(17,19,21,27)(18,22,25,24)(20,29,30,26)(23,31,32,28)(2,5)(6,8)(9,11)(10,13)(12,16)(14,15)(17,20,19,26,21,30,27,29)(18,23,22,28,25,32,24,31)(1,3,4,7)(2,6,5,8)(10,14)(11,16)(17,19,21,27)(18,24,25,22)(20,29,30,26)(23,28,32,31)(2,5)(6,8)(10,14)(13,15)(17,19,21,27)(18,22,25,24)(20,26,30,29)(23,28,32,31)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.